[INFO] fetching crate fera 0.2.0...
[INFO] checking fera-0.2.0 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate fera 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate fera 0.2.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fera 0.2.0
[INFO] finished tweaking crates.io crate fera 0.2.0
[INFO] tweaked toml for crates.io crate fera 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded synom v0.11.3
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded unicode-xid v0.0.4
[INFO] [stderr]   Downloaded rand v0.5.6
[INFO] [stderr]   Downloaded itertools v0.7.11
[INFO] [stderr]   Downloaded pulldown-cmark v0.1.2
[INFO] [stderr]   Downloaded bitflags v0.9.1
[INFO] [stderr]   Downloaded syn v0.11.11
[INFO] [stderr]   Downloaded version-sync v0.5.0
[INFO] [stderr]   Downloaded fera-array v0.1.0
[INFO] [stderr]   Downloaded fera-fun v0.1.0
[INFO] [stderr]   Downloaded fera-unionfind v0.1.0
[INFO] [stderr]   Downloaded fera-optional v0.2.0
[INFO] [stderr]   Downloaded fera-ext v0.2.0
[INFO] [stderr]   Downloaded fera-graph v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43900771e1e2b720f085a6b9cb262b41cc17260c6568558724c1eb543d415ce8
[INFO] running `Command { std: "docker" "start" "-a" "43900771e1e2b720f085a6b9cb262b41cc17260c6568558724c1eb543d415ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43900771e1e2b720f085a6b9cb262b41cc17260c6568558724c1eb543d415ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43900771e1e2b720f085a6b9cb262b41cc17260c6568558724c1eb543d415ce8", kill_on_drop: false }`
[INFO] [stdout] 43900771e1e2b720f085a6b9cb262b41cc17260c6568558724c1eb543d415ce8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea712cf102ebcee656ea238064708549f3c6300d77ba3f03506cfb0c2995222e
[INFO] running `Command { std: "docker" "start" "-a" "ea712cf102ebcee656ea238064708549f3c6300d77ba3f03506cfb0c2995222e", kill_on_drop: false }`
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking fera v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking version-sync v0.5.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "ea712cf102ebcee656ea238064708549f3c6300d77ba3f03506cfb0c2995222e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea712cf102ebcee656ea238064708549f3c6300d77ba3f03506cfb0c2995222e", kill_on_drop: false }`
[INFO] [stdout] ea712cf102ebcee656ea238064708549f3c6300d77ba3f03506cfb0c2995222e
[INFO] checking fera-0.2.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] extracting crate fera 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate fera 0.2.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fera 0.2.0
[INFO] finished tweaking crates.io crate fera 0.2.0
[INFO] tweaked toml for crates.io crate fera 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70d2c21978a70a66091f8c96349b6400c8d746efc935c875709e1fd324472f26
[INFO] running `Command { std: "docker" "start" "-a" "70d2c21978a70a66091f8c96349b6400c8d746efc935c875709e1fd324472f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70d2c21978a70a66091f8c96349b6400c8d746efc935c875709e1fd324472f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d2c21978a70a66091f8c96349b6400c8d746efc935c875709e1fd324472f26", kill_on_drop: false }`
[INFO] [stdout] 70d2c21978a70a66091f8c96349b6400c8d746efc935c875709e1fd324472f26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunexpected_cfgs" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 2db5abfeec82167998eb9823230ab9be4727db9f5183c9d4ed14faeafc11631d
[INFO] running `Command { std: "docker" "start" "-a" "2db5abfeec82167998eb9823230ab9be4727db9f5183c9d4ed14faeafc11631d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking fera v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition value: `tree`
[INFO] [stdout]   --> src/lib.rs:41:15
[INFO] [stdout]    |
[INFO] [stdout] 41 |         #[cfg(feature = $f)]
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 | crate_as_mod!(fera_tree, tree, "tree", "Tree data structures.");
[INFO] [stdout]    | --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `array`, `ext`, `fera-array`, `fera-ext`, `fera-fun`, `fera-graph`, `fera-optional`, `fera-unionfind`, `fun`, `graph`, `optional`, `unionfind`
[INFO] [stdout]    = help: consider adding `tree` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout]    = note: this error originates in the macro `crate_as_mod` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `tree`
[INFO] [stdout]   --> src/lib.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 |         #[cfg(feature = $f)]
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 | crate_as_mod!(fera_tree, tree, "tree", "Tree data structures.");
[INFO] [stdout]    | --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `array`, `ext`, `fera-array`, `fera-ext`, `fera-fun`, `fera-graph`, `fera-optional`, `fera-unionfind`, `fun`, `graph`, `optional`, `unionfind`
[INFO] [stdout]    = help: consider adding `tree` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: this error originates in the macro `crate_as_mod` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fera` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2db5abfeec82167998eb9823230ab9be4727db9f5183c9d4ed14faeafc11631d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2db5abfeec82167998eb9823230ab9be4727db9f5183c9d4ed14faeafc11631d", kill_on_drop: false }`
[INFO] [stdout] 2db5abfeec82167998eb9823230ab9be4727db9f5183c9d4ed14faeafc11631d
